html{
    height: 100%;
}
html,body{
    margin: 0;
}
a{
    text-decoration: none;
}
header{
    height: 40px;
    background-color: #eee;
    
}
#hea{
    width: 1200px;
    height: 40px;
    margin: 0 auto
}
#hea1{
    float: left;
    margin-top: 10px;
}
#hea2{
    float: right;
    margin-top: 10px;
}
.a1{
    position: relative;
    border: 1px solid deepskyblue;
    border-radius: 3px;
    margin: 10px;
}
.a1>img{
    position: absolute;
}
.a1>span{
    margin-left: 25px;
}
#nav{
    width: 1200px;
    height: 85px;
    margin: 10px auto;
    position: relative;
}
.u1{
    display: block;
    /*float: left;*/
}
.a2>img{
    height: 60px;
    position: absolute;
}
.u1>li{
    font-size: 16px;
    list-style: none;
    float: left;
    margin: 10px;
    width: 100px;
}
.a3{
    display: inline-block;
    width: 80px;
    margin-top: 10px;
    /*float: right;*/
    margin-left: 140px;
}
#top{
    width: 100%;
    height: 160px;
    background-image: url(img/banner9.png);
    background-repeat: no-repeat;
    background-position: cover;
    background-size: 2000px;
    padding: 20px;
    
}
#top>p{
    display: flex;
    justify-content: center;
    /*align-items: center;*/
    margin-top: 10px;
    font-size: 24px;
    color: white;
}
#top1{
    display: flex;
    justify-content: center;
    margin-top: -30px;
}
input{
    width: 600px;
    height: 50px;
}
button{
    margin: 5px;
    width: 100px;
    height: 50px;
    background-color: lightgreen;
}
#d1{
    width: 1200px;
    height: 350px;
    margin: 10px auto;
}
#d2{
    width: 1200px;
    height: 70px;
    margin: 10px auto;
}
ul{
    list-style: none;
}
.u2{
    list-style: none;
    margin-left: -40px;
}
.u2>li{
    float: left;
    width: 167px;
    height: 68px;
    margin: 2px;
    background-color: palevioletred;
    align-items: center;
    display: flex;
    align-content: center;
    justify-content: center;
}
#d3{
    width: 1200px;
    height: 85px;
    margin:  10px auto;
    line-height: 0;
    display: flex;
    align-items: center;
}

.u3{
    padding: 0;
}
.u3>li{
    display: inline-block;
    text-align: center;
    /*float: left;*/
    width: 99px;
    padding: 0;
}
.u3 .more{

}
#d4{
    width: 1200px;
    height: 300px;
    margin: 10px auto;
}
#d4>h2{
    font-size: 20px;
    font-weight: normal;
}
#d4>dl>a{
    float: left;
    margin: 5px;
    width: 226px;
    height: 280px;
    display: flex;
}
#d4>a>p{
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.container{
    display: flex;
    justify-content: space-around;
    margin-left: -35px;
}
.container .c3 .r3{
    float: left;
    width: 224px;
    height: 225px;
    margin-right: 15px;
    background-color: #fff;
    cursor: pointer;
}
.container .c3 .r3:hover{
    /*border: 1px solid red;*/
    box-shadow: 0 0 20px #bbb;
}
.container .c3 .r3:nth-last-child(1){
    margin-right: 0;
}
.container .c3 .r3 div:nth-last-child(1){
    clear: both;
    width: 224px;
    height: 46px;
    display: flex;
    justify-content: center;
    align-items: center;
}
#d5{
    width: 1200px;
    height: 30px;
    margin: 0 auto;
}
#d5>a{
    color: #666;
    font-size: 12px;
    margin-right: 10px;
}
hr{
    width: 1200px;
}
#d6{
    width: 1200px;
    height: 100px;
    margin: 0 auto;
    
}
.u4>li{
    padding-top: 15px;
    float: left;
    height: 16px;
    margin-right: 20px;
    font-size: 12px;
}
.u4>li>a{
    color: #666;
}
